Moon tonight · Rio de Janeiro, Rio de Janeiro, Brazil
Moon Phase Tonight in Rio de Janeiro, Rio de Janeiro, Brazil
Tonight's Moon in Rio de Janeiro, Rio de Janeiro, Brazil is a waxing crescent, 11% illuminated, rising Wed, Oct 14, 7:41 AM GMT-3 and setting Tue, Oct 13, 8:51 PM GMT-3.
Live moon phase and illumination with local moonrise, moonset and transit times for Rio de Janeiro, Rio de Janeiro, Brazil, plus how tonight's moonlight affects stargazing and aurora viewing.
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Waxing Crescent
11% illuminated · 3.3 days into the lunar cycle
Moonrise
Highest in sky
Moonset
Local time (America/Sao Paulo), next events after this page was generated. Calculated with astronomy-engine for -22.91°, -43.17°.
Local sky conditions
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Moon impact on stargazing & aurora
With only 11% of the Moon lit, skies stay dark: ideal for faint aurora, the Milky Way and deep-sky objects.
Aurora at 22.9° latitude generally needs about Kp 9.0.
Moon tonight in Rio de Janeiro: common questions
What is tonight's moon phase in Rio de Janeiro, Rio de Janeiro, Brazil?
Tonight's Moon in Rio de Janeiro, Rio de Janeiro, Brazil is a Waxing Crescent, about 11% illuminated and 3.3 days into the lunar cycle, calculated for 2026-10-13 (UTC). The phase is the same worldwide; its tilt and the times it is above the horizon depend on your location.
What time is moonrise and moonset in Rio de Janeiro, Rio de Janeiro, Brazil tonight?
The next moonrise in Rio de Janeiro, Rio de Janeiro, Brazil is Wed, Oct 14, 7:41 AM GMT-3 and the next moonset is Tue, Oct 13, 8:51 PM GMT-3 (local time, America/Sao Paulo). Times are calculated from the city's coordinates with the astronomy-engine library and refer to the geometric rise and set of the Moon's upper limb.
How does tonight's moonlight affect stargazing and aurora viewing in Rio de Janeiro, Rio de Janeiro, Brazil?
With only 11% of the Moon lit, skies stay dark: ideal for faint aurora, the Milky Way and deep-sky objects. Check clear-sky and aurora conditions for Rio de Janeiro, Rio de Janeiro, Brazil on the linked aurora and sky-tonight pages before heading out.